One Piece OP-15 vs EB-03 booster box: which is worth opening?
Neither is worth opening at today's prices, but OP-15 comes closer: its cards are worth 82% of its price after selling costs, against 79% for EB-03.
Side by side
| OP-15 booster box | EB-03 booster box | |
|---|---|---|
| Verdict | Keep it sealed | Keep it sealed |
| Box price today | $209€186 | $288€257 |
| Cards inside, after selling costs | $171€153 | $229€204 |
| Cards ÷ price | 82% | 79% |
| Boxes that lose money | 75 of 100 boxes | 81 of 100 boxes |
| A typical box (median) | $74€66 | $77€69 |
| Rarest pull | Treasure Rare (TR): 8 of 100 boxes | Special (SP): 23 of 100 boxes |
| Packs | 24 packs of 12 cards | 24 packs of 12 cards |
| Released | April 3, 2026 | February 20, 2026 |
The two boxes
How we work this out
Both boxes are worked out the same way: today's card prices, selling costs taken off, and simulated boxes to see how often one loses money. Read the full method